RC6432F34R8CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432F34R8CS is a 34.8 Ohms ±1% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package. This thick film, moisture-resistant component operates across -55°C to 155°C and is ROHS3 compliant with MSL 1 rating. The part is currently active in production with 954 pieces in stock. Equivalent and substitute parts are identified for applications requiring alternative sourcing, inventory management, or specific certification requirements such as automotive AEC-Q200 qualification.

Substiute Parts

RC6432F34R8CS

Samsung Electro-MechanicsIn Stock: 1007RC6432F34R8CS Datasheet

Current PartRFQ

AC2512FK-0734R8L

YAGEOIn Stock: 13158AC2512FK-0734R8L Datasheet

UpgradeRFQ

CRCW251234R8FKEG

Vishay DaleIn Stock: 9995CRCW251234R8FKEG Datasheet

SimilarRFQ

ERJ-1TNF34R8U

Panasonic Electronic ComponentsIn Stock: 26594ERJ-1TNF34R8U Datasheet

SimilarRFQ

RMCF2512FT34R8

Stackpole Electronics IncIn Stock: 10191RMCF2512FT34R8 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC6432F34R8CS is determined by strict equivalence across the following parameters: resistance value (34.8 Ohms), tolerance (±1%), power rating (1W), package type (2512/6432 Metric), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and compliance certifications (ROHS3, MSL 1).

All identified substitute parts match these core electrical and mechanical specifications. Substitute parts are grouped into two categories:

Upgrade Substitutes include automotive AEC-Q200 certification, providing enhanced reliability for automotive applications while maintaining full electrical equivalence.

Similar Substitutes maintain identical electrical parameters and package specifications. One part (ERJ-1TNF34R8U) carries a "Not For New Designs" status, indicating it remains functionally equivalent but is not recommended for new product development.

Parameter Comparison

Engineering Selection Recommendations

For General Industrial Applications: The RC6432F34R8CS (Samsung) remains the primary choice with active product status and full ROHS3 compliance. All four substitute parts provide direct electrical and mechanical equivalence.

For Automotive Applications: AC2512FK-0734R8L (YAGEO), CRCW251234R8FKEG (Vishay Dale), and RMCF2512FT34R8 (Stackpole) are qualified to AEC-Q200 automotive standards, providing enhanced reliability assurance for automotive circuit designs. These three parts are recommended for new automotive designs.

For Inventory Continuity: RMCF2512FT34R8 (Stackpole) and AC2512FK-0734R8L (YAGEO) offer the highest inventory availability (10,171 and 13,111 pieces respectively) and active product status, supporting long-term supply chain stability.

For Legacy Design Support: ERJ-1TNF34R8U (Panasonic) maintains full electrical equivalence with 26,560 pieces in stock but carries "Not For New Designs" status. This part is suitable only for sustaining production of existing designs.

Frequently Asked Questions (FAQ)

Q: Can AC2512FK-0734R8L replace RC6432F34R8CS in existing designs?

A: Yes. AC2512FK-0734R8L is electrically and mechanically equivalent across all specified parameters: 34.8 Ohms ±1%, 1W power rating, 2512 package, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, and ROHS3 compliance. The YAGEO part additionally qualifies to AEC-Q200 automotive standards.

Q: What is the difference between the Samsung RC6432F34R8CS and the Vishay Dale CRCW251234R8FKEG?

A: Both parts are electrically identical with matching resistance, tolerance, power rating, package, and temperature specifications. The primary difference is manufacturer and AEC-Q200 automotive certification on the Vishay part. Physical dimensions vary slightly: Samsung 0.248" L x 0.126" W versus Vishay 0.248" L x 0.124" W, and height 0.026" versus 0.028" maximum seated height. These dimensional variations remain within standard PCB design tolerances for 2512 package footprints.

Q: Why is ERJ-1TNF34R8U marked "Not For New Designs"?

A: The Panasonic ERJ-1TNF34R8U maintains full electrical and mechanical equivalence to RC6432F34R8CS but carries a "Not For New Designs" product status designation. This indicates the manufacturer is not actively promoting this part for new product development. The part remains suitable for sustaining production of existing designs with established supply agreements.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All identified substitute parts—AC2512FK-0734R8L, CRCW251234R8FKEG, ERJ-1TNF34R8U, and RMCF2512FT34R8—are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity level, matching the compliance profile of the RC6432F34R8CS.

Q: Which substitute part offers the best long-term availability?

A: YAGEO AC2512FK-0734R8L provides the highest current inventory (13,111 pieces) with active product status and AEC-Q200 automotive qualification. Panasonic ERJ-1TNF34R8U has the largest inventory (26,560 pieces) but is not recommended for new designs.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes. All substitute parts share the identical 2512 (6432 Metric) package footprint and are mechanically compatible with standard 2512 PCB land patterns. Electrical performance is equivalent across all specified parameters.